Finding the Fourth Proportional to 12,703.50, 17,530.83 and 7,735.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,703.50 : 17,530.83 = 7,735.50 : x
2. Step 2: Convert to fraction form
   12,703.50/17,530.83 = 7,735.50/x
3. Step 3: Cross multiply
   12,703.50x = 17,530.83 × 7,735.50
4. Step 4: Simplify right side
   12,703.50x = 135,609,735.47
5. Step 5: Solve for x
   x = 135,609,735.47/12,703.50
6. Step 6: Final answer
   x = 10,674.99